Viana \vi(a)-na\ as a girl's name is a variant of Vianna (English). See for meaning of Viana.
The baby name Viana sounds like Vina, Vana and Viona. Other similar baby names are Liana, Tiana, Ciana, Diana, Giana, Jiana, Kiana, Qiana, Riana, Siana, Virna and Vianca.